Contents of this post
Warm up
A force is a ________________ between to objects or systems of objects.
Textbook review
- 15 minutes: Read/skim through the pages below on your own, taking notes as you go (including questions you are not sure of). Include sketches!
- 25 minutes: With your group, review your notes, sharing and adding to your notes.
- You will get credit for your notes: 1 page = C; 1-2 pages = B; 2-3 pages = A
- Forces: Pages 356-364 & 370-371
- Plate tectonics: Pages 676-683
Exit ticket
Name the properties needed for each of the following two forces that act at without contact: Gravity and electromagnetic.
Answers to warm up and exit ticket
- A force is an interaction between two objects.
- Gravity requires objects to have mass (which all objects have!) and electromagnetic force requires objects to have charge (positive or negative).